鳍刺 qícì fin rays Origin Definitions Defs Strokes Stroke Words Sentences Sents 鳍 鰭 qí fin The organ of a fish or other aquatic vertebrate used for movement and steering; it consists of a membrane supported by bony or cartilaginous spines.刺 cì noun thorn a small, sharp, pointed object such as a thorn, splinter, or fish bone